Clear all paid bills

[GMA5566]

User Story

As a user, I would like to remove all the bills that are already paid off, so that I can focus on the ones not yet paid/finished.

Detailed Description

Implement a button where user can remove all paid bills with one click

Acceptance Criteria

• [x] Given click on clear button, then pop up a window to prompt user whether to remove all paid bills
• [x] Given click on yes, then remove all paid bills
• [x] Given click on no, then dismiss window

Tasks

• [x] Added mutating func clearPaidBill() in DotsData class